5134509 has 10 divisors (see below), whose sum is σ = 7670190. Its totient is φ = 3422952.

The previous prime is 5134487. The next prime is 5134511. The reversal of 5134509 is 9054315.

It can be written as a sum of positive squares in only one way, i.e., 4862025 + 272484 = 2205^2 + 522^2 .

It is not a de Polignac number, because 5134509 - 2⁵ = 5134477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5134109) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 31614 + ... + 31775.

It is an arithmetic number, because the mean of its divisors is an integer number (767019).

Almost surely, 2^5134509 is an apocalyptic number.

It is an amenable number.

5134509 is a deficient number, since it is larger than the sum of its proper divisors (2535681).

5134509 is an equidigital number, since it uses as much as digits as its factorization.

5134509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63401 (or 63392 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 5134509 is about 2265.9454980206. The cubic root of 5134509 is about 172.5174273508.

The spelling of 5134509 in words is "five million, one hundred thirty-four thousand, five hundred nine".